Forum Replies Created

Viewing 15 posts - 5,071 through 5,085 (of 5,841 total)

  • RE: Performance Information using T-SQL

    1) You can use WMI scripting to easily access perf mon counters, IIRC.

    2) The undocumented (search online for information) dbcc memorystatus offers a wealth of information about sql memory usage/allocations.

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Efficient Tuning

    IF EXISTS(SELECT * FROM LinkServer.EmployeeDb.DBO.Procs_LastUpdate WHERE (ProcDesc = @ProcDescription))

    BEGIN

    SELECT @LastUpdate = LastDate FROM LinkServer.EmployeeDb.DBO.Procs_LastUpdate WHERE (ProcDesc = @ProcDescription)

    END

    This is another example of...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: SQL server 2005 hardware configuration

    Guru (7/14/2008)


    Hi I have used SQL server 2005 enterprises edition, windows server 2003, RAM size 3GB, hard disk Sata400GB my database size upto 150GB this sufficient for my hardware...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Capacity Plannning

    Jr.DBA (7/13/2008)


    Hi,

    Can anybody let me know about Solid State Disk Drives.

    Thanks

    1) They are AMAZINGLY fast for reads (like 3 orders of magnitude faster seek times).

    2) They are AMAZINGLY expensive, although...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Cluster consuming more memory

    Perhaps the max memory setting for sql server was changed AFTER the server had been running? I have seen sql server quite reticent to release memory back to the...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Two jobs run same time one has to wait.

    Looks like it may be old ADOc code maybe? In any case, I would look for a complete rewrite to avoid row-by-row processing if at all possible. Indexing...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Reversing column values for an index

    I still don't understand why you think range scans would be "screwed up" if you have a million integer identity values from 1000000 to 1999999. Actually I am not...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Reversing column values for an index

    g.brennan (7/10/2008)


    A question for the experts...

    Does using an identity column as a surrogate key result in an imbalanced index?

    e.g. 1001,1002,1003,1004 {...} appears to give poor selectivity,

    so if you reverse...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Need Performance Tuning books tips

    Look for 2 word documents from microsoft: sql 2005 troubleshooting performance problems and sql 2005 performance tuning waits and queues

    Also, I really found a lot of good stuff in "SQL...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Performance Issue Of One Database Effecting Another

    Note that page life expectancy went from low double digits to almost 6000. Isn't it simply amazing that the fact that RAM access is about 4 orders of magnitude...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Database cleanup?

    1) prior to doing a windows file defrag it is strongly recommended to shut down sql server.

    2) I sure would want to do a DBCC CHECKDB after all that work...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Database cleanup?

    sqlservercenter (7/7/2008)


    shrink it at each weekend.

    Did you read the link I posted earlier in the thread before recommending this action? The link doesn't go into the details about why...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Database cleanup?

    http://www.karaszi.com/SQLServer/info_dont_shrink.asp

    Massive fragmentation is the usual result of a shrink operation. Then as the database grows back up it causes more internal AND external fragmentation. Index maintenance isn't effective,...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Poor Performance temporarily fixed by rebuilding indexes.

    GermanDBA (7/3/2008)


    Hi there,

    sorry to (slightly)swerve from the question, but isn't a fill factor of 0 exactly the same as 100 and not almost the same as? I thought I...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Handling Huge SQL Database

    As far as 1 day or 10 days data access, assuming an index (either clustered or non) AND roughly smooth data distribution levels, you should have an index seek/bookmark lookup...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

Viewing 15 posts - 5,071 through 5,085 (of 5,841 total)